Display & screen

Change the resolution or orientation of the screen — Change the resolution of the screen and its orientation (rotation).
Adjust the color temperature of your screen — Night Light changes the color of your displays according to the time of day.
Change the appearance of your desktop — Choose a style and set a background.
Connect another monitor to your computer — Set up an additional monitor.
Set screen blanking time — Change the screen blanking time to save power.
Set screen brightness — Change the screen brightness to make it more readable in bright light.

Problems

The screen locks itself too quickly — Change how long to wait before locking the screen in the Screen Lock settings.
Why do things look fuzzy/pixelated on my screen? — The screen resolution may be set incorrectly.
Why does my screen go dim after a while? — The screen will dim when the computer is idle in order to save power.